1 files changed, 1 insertions, 40 deletions

diff --git a/src/DotNetOpenAuth.OpenId.Provider/OpenId/Provider/IProviderAssociationStore.cs b/src/DotNetOpenAuth.OpenId.Provider/OpenId/Provider/IProviderAssociationStore.cs
index 930abcd..e0f84b9 100644
--- a/src/DotNetOpenAuth.OpenId.Provider/OpenId/Provider/IProviderAssociationStore.cs
+++ b/src/DotNetOpenAuth.OpenId.Provider/OpenId/Provider/IProviderAssociationStore.cs
@@ -7,10 +7,10 @@
 namespace DotNetOpenAuth.OpenId.Provider {
 	using System;
 	using System.Collections.Generic;
-	using System.Diagnostics.Contracts;
 	using System.Linq;
 	using System.Text;
 	using DotNetOpenAuth.Messaging;
+	using Validation;
 
 	/// <summary>
 	/// Provides association serialization and deserialization.
@@ -24,7 +24,6 @@ namespace DotNetOpenAuth.OpenId.Provider {
 	/// to avoid disclosing the secret to anyone who sees the association handle, which itself isn't considered to
 	/// be confidential.
 	/// </remarks>
-	[ContractClass(typeof(IProviderAssociationStoreContract))]
 	internal interface IProviderAssociationStore {
 		/// <summary>
 		/// Stores an association and returns a handle for it.
@@ -49,42 +48,4 @@ namespace DotNetOpenAuth.OpenId.Provider {
 		/// <exception cref="ProtocolException">Thrown if the association is not of the expected type.</exception>
 		Association Deserialize(IProtocolMessage containingMessage, bool privateAssociation, string handle);
 	}
-
-	/// <summary>
-	/// Code contract for the <see cref="IProviderAssociationStore"/> interface.
-	/// </summary>
-	[ContractClassFor(typeof(IProviderAssociationStore))]
-	internal abstract class IProviderAssociationStoreContract : IProviderAssociationStore {
-		/// <summary>
-		/// Stores an association and returns a handle for it.
-		/// </summary>
-		/// <param name="secret">The association secret.</param>
-		/// <param name="expiresUtc">The expires UTC.</param>
-		/// <param name="privateAssociation">A value indicating whether this is a private association.</param>
-		/// <returns>
-		/// The association handle that represents this association.
-		/// </returns>
-		string IProviderAssociationStore.Serialize(byte[] secret, DateTime expiresUtc, bool privateAssociation) {
-			Requires.NotNull(secret, "secret");
-			Requires.True(expiresUtc.Kind == DateTimeKind.Utc, "expiresUtc");
-			Contract.Ensures(!string.IsNullOrEmpty(Contract.Result<string>()));
-			throw new NotImplementedException();
-		}
-
-		/// <summary>
-		/// Retrieves an association given an association handle.
-		/// </summary>
-		/// <param name="containingMessage">The OpenID message that referenced this association handle.</param>
-		/// <param name="privateAssociation">A value indicating whether a private association is expected.</param>
-		/// <param name="handle">The association handle.</param>
-		/// <returns>
-		/// An association instance, or <c>null</c> if the association has expired or the signature is incorrect (which may be because the OP's symmetric key has changed).
-		/// </returns>
-		/// <exception cref="ProtocolException">Thrown if the association is not of the expected type.</exception>
-		Association IProviderAssociationStore.Deserialize(IProtocolMessage containingMessage, bool privateAssociation, string handle) {
-			Requires.NotNull(containingMessage, "containingMessage");
-			Requires.NotNullOrEmpty(handle, "handle");
-			throw new NotImplementedException();
-		}
-	}
 }